AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Bolt Externally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-208-7661 (002087661) |
| NCB Code | USA (00) |
| Manufacturer | Curtiss Wright Controls Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.550 INCHES MINIMUM AND 0.590 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 3.030 INCHES NOMINAL |
| AASK | HEAD STYLE | DEE CHAMFER |
| AASL | HEAD DIAMETER | 0.770 INCHES NOMINAL |
| AASU | HEAD HEIGHT | 0.120 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| AASY | DISTANCE FROM CENTERLINE TO FLAT | 0.338 INCHES MINIMUM AND 0.342 INCHES MAXIMUM |
| AAWC | FIRST DIAMETER FROM HEAD | 0.366 INCHES MINIMUM AND 0.368 INCHES MAXIMUM |
| AAWD | SECOND DIAMETER FROM HEAD | 0.285 INCHES MINIMUM AND 0.289 INCHES MAXIMUM |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.140 INCHES NOMINAL |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 2.440 INCHES MINIMUM AND 2.480 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| CQHQ | MINIMUM YIELD STRENGTH | 100000 POUNDS PER SQUARE INCH |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 |
| MATT | MATERIAL | STEEL COMP 8740 OVERALL OR STEEL COMP 4140 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5306-00-208-7661, 5306002087661 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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